Answer:
In light waves, the electromagnetic fields oscillate perpendicular to the direction of propagation. Hence, sound waves are longitudinal waves whereas light waves are transverse waves.
Answer:
Physical indicates connected with, pertaining to, the animal or human body as a material organism: physical strength, exercise. Bodily means belonging to, concerned with, the human body as distinct from the mind or spirit: bodily pain or suffering.
It’s not flat because how can we be 3D when our planet is flat
Answer:
Because china was in war, and her parents didn't have enough money for to go to school.